<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      const obj = { name: 'zs', age: 20 };
      // 对象中，按属性名解构出来
      const { name } = obj;

      const arr = [1, 2, 3];
      // 数组中，按下标解构出来
      const [a, b, c] = arr;
      console.log('a, b, c -----> ', a, b, c);
    </script>
  </body>
</html>
